Home / 829,226.98-1,242,865.23-474,485.86

Finding the Fourth Proportional to 829,226.98, 1,242,865.23 and 474,485.86

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Solution

The fourth proportional to 829,226.98, 1,242,865.23 and 474,485.86 is: 711,170.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,226.98 : 1,242,865.23 = 474,485.86 : x
  2. Step 2: Convert to fraction form
    829,226.98/1,242,865.23 = 474,485.86/x
  3. Step 3: Cross multiply
    829,226.98x = 1,242,865.23 × 474,485.86
  4. Step 4: Simplify right side
    829,226.98x = 589,721,977,520.65
  5. Step 5: Solve for x
    x = 589,721,977,520.65/829,226.98
  6. Step 6: Final answer
    x = 711,170.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.